1007007 has 4 divisors (see below), whose sum is σ = 1342680. Its totient is φ = 671336.
The previous prime is 1006991. The next prime is 1007021. The reversal of 1007007 is 7007001.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7007001 = 3 ⋅2335667.
It is a cyclic number.
It is not a de Polignac number, because 1007007 - 24 = 1006991 is a prime.
It is a D-number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1007047) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167832 + ... + 167837.
It is an arithmetic number, because the mean of its divisors is an integer number (335670).
21007007 is an apocalyptic number.
1007007 is a deficient number, since it is larger than the sum of its proper divisors (335673).
1007007 is an equidigital number, since it uses as much as digits as its factorization.
1007007 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 335672.
The product of its (nonzero) digits is 49, while the sum is 15.
The square root of 1007007 is about 1003.4973841520. The cubic root of 1007007 is about 100.2330232466.
The spelling of 1007007 in words is "one million, seven thousand, seven".
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